<?php
/**
 * Copyright (c) 2010, Slawomir Mazur <mazursllawek@gmail.com>
 * 
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions 
 * are met:
 * 
 * o Redistributions of source code must retain the above copyright notice, 
 *   this list of conditions and the following disclaimer.
 * o Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 * o Neither the name of the Softisland nor the names of its contributors
 *   may be used to endorse or promote products derived from this software
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
/**
 * Enter description here...
 *
 * @package     default
 * @copyright   Slawomir Mazur (c) 2010 (http://www.zend.com/zce.php?c=ZEND011643)
 * @license     http://www.opensource.org/licenses/bsd-license.php
 * @author      Slawomir Mazur <mazursllawek@gmail.com>
 */

class Gp_View_Helper_Reader extends Zend_View_Helper_Abstract
{
	const ROWS_FIELD_ID = 'rows';
	
	protected $_rows = array(
		1 => 'Read all',
		2 => 'Read selected',
		3 => 'Omit selected',
		4 => 'Read from (Row number)',
		5 => 'Read to (Row number)'
	);
	
	public function reader()
	{
		return $this;
	}
	
	public function getRowFieldId()
	{
		return self::ROWS_FIELD_ID;
	}
	
	public function getRowsOptions()
	{
		return $this->_rows;
	}
	
	public function getRowsOptionsAsHtml()
	{
		$options = array();
		foreach ($this->getRowsOptions() as $id => $name) {
			$options[] = '<option value="' . $id . '">' . $name . '</option>';
		}
		
		return join("\n", $options);
	}
	
	public function getDatabaseAttributeNames()
	{
		$attributes = Gp_App::getModel('system/attribute')->getAttributeNamesAsArray();
		
		$html = array();
		if (!empty($attributes)) {
			foreach ((array) $attributes as $id => $attribute) {
				$html[] = '<option value="' . $id . '">' . $attribute . '</option>';
			}
		}
		return join("\n", $html);
	}
}